River Styx (Gratiot County, Michigan)

River Styx
Location
CountryUnited States
Physical characteristics
Source 
 • locationNew Haven Township, Gratiot County, Michigan
 • coordinates43°15′50″N 84°46′57″W / 43.26392°N 84.7825°W / 43.26392; -84.7825
Mouth 
 • location
Pine Creek, Gratiot County, Michigan
 • coordinates
43°13′28″N 84°41′01″W / 43.22447°N 84.68361°W / 43.22447; -84.68361
Length8 mi (13 km)
Basin size6.73 mi2 (17.4 km2)
Discharge 
 • locationmouth
 • average5.91 cu ft/s (0.167 m3/s) (estimate)

The River Styx is an 8-mile-long (13 km) tributary of Pine Creek in Gratiot County, Michigan, in the United States. Its water flows via Pine Creek, the Maple River, and the Grand River to Lake Michigan.